155550018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 344881152

約数和(自身を除く): 189331134

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 191, 197, 318, 382, 394, 573, 591, 689, 1146, 1182, 1378, 2067, 2483, 2561, 4134, 4966, 5122, 7449, 7683, 10123, 10441, 14898, 15366, 20246, 20882, 30369, 31323, 37627, 60738, 62646, 75254, 112881, 131599, 135733, 225762, 263198, 271466, 394797, 407199, 489151, 789594, 814398, 978302, 1467453, 1994231, 2934906, 3988462, 5982693, 11965386, 25925003, 51850006, 77775009, 155550018]

約数ペア:

[(1, 155550018), (2, 77775009), (3, 51850006), (6, 25925003), (13, 11965386), (26, 5982693), (39, 3988462), (53, 2934906), (78, 1994231), (106, 1467453), (159, 978302), (191, 814398), (197, 789594), (318, 489151), (382, 407199), (394, 394797), (573, 271466), (591, 263198), (689, 225762), (1146, 135733), (1182, 131599), (1378, 112881), (2067, 75254), (2483, 62646), (2561, 60738), (4134, 37627), (4966, 31323), (5122, 30369), (7449, 20882), (7683, 20246), (10123, 15366), (10441, 14898)]