164885838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 400404480

約数和(自身を除く): 235518642

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 37, 38, 39, 57, 62, 74, 78, 93, 97, 111, 114, 186, 194, 222, 247, 291, 403, 481, 494, 582, 589, 703, 741, 806, 962, 1147, 1178, 1209, 1261, 1406, 1443, 1482, 1767, 1843, 2109, 2294, 2418, 2522, 2886, 3007, 3441, 3534, 3589, 3686, 3783, 4218, 5529, 6014, 6882, 7178, 7566, 7657, 9021, 9139, 10767, 11058, 14911, 15314, 18042, 18278, 21534, 21793, 22971, 23959, 27417, 29822, 39091, 43586, 44733, 45942, 46657, 47918, 54834, 57133, 65379, 68191, 71877, 78182, 89466, 93314, 111259, 114266, 117273, 130758, 136382, 139971, 143754, 171399, 204573, 222518, 234546, 279942, 283309, 333777, 342798, 409146, 566618, 667554, 742729, 849927, 886483, 1446367, 1485458, 1699854, 1772966, 2113921, 2228187, 2659449, 2892734, 4227842, 4339101, 4456374, 5318898, 6341763, 8678202, 12683526, 27480973, 54961946, 82442919, 164885838]

約数ペア:

[(1, 164885838), (2, 82442919), (3, 54961946), (6, 27480973), (13, 12683526), (19, 8678202), (26, 6341763), (31, 5318898), (37, 4456374), (38, 4339101), (39, 4227842), (57, 2892734), (62, 2659449), (74, 2228187), (78, 2113921), (93, 1772966), (97, 1699854), (111, 1485458), (114, 1446367), (186, 886483), (194, 849927), (222, 742729), (247, 667554), (291, 566618), (403, 409146), (481, 342798), (494, 333777), (582, 283309), (589, 279942), (703, 234546), (741, 222518), (806, 204573), (962, 171399), (1147, 143754), (1178, 139971), (1209, 136382), (1261, 130758), (1406, 117273), (1443, 114266), (1482, 111259), (1767, 93314), (1843, 89466), (2109, 78182), (2294, 71877), (2418, 68191), (2522, 65379), (2886, 57133), (3007, 54834), (3441, 47918), (3534, 46657), (3589, 45942), (3686, 44733), (3783, 43586), (4218, 39091), (5529, 29822), (6014, 27417), (6882, 23959), (7178, 22971), (7566, 21793), (7657, 21534), (9021, 18278), (9139, 18042), (10767, 15314), (11058, 14911)]