726248874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{23813}}^1$

素因数の和:23871

約数の個数: 64

約数和(自身を含む): 1728324864

約数和(自身を除く): 1002075990

約数列:

[1, 2, 3, 6, 13, 17, 23, 26, 34, 39, 46, 51, 69, 78, 102, 138, 221, 299, 391, 442, 598, 663, 782, 897, 1173, 1326, 1794, 2346, 5083, 10166, 15249, 23813, 30498, 47626, 71439, 142878, 309569, 404821, 547699, 619138, 809642, 928707, 1095398, 1214463, 1643097, 1857414, 2428926, 3286194, 5262673, 7120087, 9310883, 10525346, 14240174, 15788019, 18621766, 21360261, 27932649, 31576038, 42720522, 55865298, 121041479, 242082958, 363124437, 726248874]

約数ペア:

[(1, 726248874), (2, 363124437), (3, 242082958), (6, 121041479), (13, 55865298), (17, 42720522), (23, 31576038), (26, 27932649), (34, 21360261), (39, 18621766), (46, 15788019), (51, 14240174), (69, 10525346), (78, 9310883), (102, 7120087), (138, 5262673), (221, 3286194), (299, 2428926), (391, 1857414), (442, 1643097), (598, 1214463), (663, 1095398), (782, 928707), (897, 809642), (1173, 619138), (1326, 547699), (1794, 404821), (2346, 309569), (5083, 142878), (10166, 71439), (15249, 47626), (23813, 30498)]