261534426

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 599151168

約数和(自身を除く): 337616742

約数列:

[1, 2, 3, 6, 17, 23, 34, 37, 46, 51, 69, 74, 102, 111, 131, 138, 222, 262, 391, 393, 529, 629, 782, 786, 851, 1058, 1173, 1258, 1587, 1702, 1887, 2227, 2346, 2553, 3013, 3174, 3774, 4454, 4847, 5106, 6026, 6681, 8993, 9039, 9694, 13362, 14467, 14541, 17986, 18078, 19573, 26979, 28934, 29082, 39146, 43401, 51221, 53958, 58719, 69299, 82399, 86802, 102442, 111481, 117438, 138598, 153663, 164798, 207897, 222962, 247197, 307326, 332741, 334443, 415794, 494394, 665482, 668886, 998223, 1178083, 1895177, 1996446, 2356166, 2564063, 3534249, 3790354, 5128126, 5685531, 7068498, 7692189, 11371062, 15384378, 43589071, 87178142, 130767213, 261534426]

約数ペア:

[(1, 261534426), (2, 130767213), (3, 87178142), (6, 43589071), (17, 15384378), (23, 11371062), (34, 7692189), (37, 7068498), (46, 5685531), (51, 5128126), (69, 3790354), (74, 3534249), (102, 2564063), (111, 2356166), (131, 1996446), (138, 1895177), (222, 1178083), (262, 998223), (391, 668886), (393, 665482), (529, 494394), (629, 415794), (782, 334443), (786, 332741), (851, 307326), (1058, 247197), (1173, 222962), (1258, 207897), (1587, 164798), (1702, 153663), (1887, 138598), (2227, 117438), (2346, 111481), (2553, 102442), (3013, 86802), (3174, 82399), (3774, 69299), (4454, 58719), (4847, 53958), (5106, 51221), (6026, 43401), (6681, 39146), (8993, 29082), (9039, 28934), (9694, 26979), (13362, 19573), (14467, 18078), (14541, 17986)]