813142772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 1685913600

約数和(自身を除く): 872770828

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 139, 191, 247, 278, 382, 403, 494, 556, 589, 764, 806, 988, 1178, 1612, 1807, 2356, 2483, 2641, 3614, 3629, 4309, 4966, 5282, 5921, 7228, 7258, 7657, 8618, 9932, 10564, 11842, 14516, 15314, 17236, 23684, 26549, 30628, 34333, 47177, 53098, 56017, 68666, 76973, 81871, 94354, 106196, 112034, 112499, 137332, 153946, 163742, 188708, 224068, 224998, 307892, 327484, 345137, 449996, 504431, 690274, 823019, 1008862, 1064323, 1380548, 1462487, 1646038, 2017724, 2128646, 2924974, 3292076, 4257292, 5849948, 6557603, 10699247, 13115206, 15637361, 21398494, 26230412, 31274722, 42796988, 62549444, 203285693, 406571386, 813142772]

約数ペア:

[(1, 813142772), (2, 406571386), (4, 203285693), (13, 62549444), (19, 42796988), (26, 31274722), (31, 26230412), (38, 21398494), (52, 15637361), (62, 13115206), (76, 10699247), (124, 6557603), (139, 5849948), (191, 4257292), (247, 3292076), (278, 2924974), (382, 2128646), (403, 2017724), (494, 1646038), (556, 1462487), (589, 1380548), (764, 1064323), (806, 1008862), (988, 823019), (1178, 690274), (1612, 504431), (1807, 449996), (2356, 345137), (2483, 327484), (2641, 307892), (3614, 224998), (3629, 224068), (4309, 188708), (4966, 163742), (5282, 153946), (5921, 137332), (7228, 112499), (7258, 112034), (7657, 106196), (8618, 94354), (9932, 81871), (10564, 76973), (11842, 68666), (14516, 56017), (15314, 53098), (17236, 47177), (23684, 34333), (26549, 30628)]