71143278

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 154524672

約数和(自身を除く): 83381394

約数列:

[1, 2, 3, 6, 23, 46, 53, 69, 71, 106, 137, 138, 142, 159, 213, 274, 318, 411, 426, 822, 1219, 1633, 2438, 3151, 3266, 3657, 3763, 4899, 6302, 7261, 7314, 7526, 9453, 9727, 9798, 11289, 14522, 18906, 19454, 21783, 22578, 29181, 43566, 58362, 86549, 167003, 173098, 223721, 259647, 334006, 447442, 501009, 515531, 519294, 671163, 1002018, 1031062, 1342326, 1546593, 3093186, 11857213, 23714426, 35571639, 71143278]

約数ペア:

[(1, 71143278), (2, 35571639), (3, 23714426), (6, 11857213), (23, 3093186), (46, 1546593), (53, 1342326), (69, 1031062), (71, 1002018), (106, 671163), (137, 519294), (138, 515531), (142, 501009), (159, 447442), (213, 334006), (274, 259647), (318, 223721), (411, 173098), (426, 167003), (822, 86549), (1219, 58362), (1633, 43566), (2438, 29181), (3151, 22578), (3266, 21783), (3657, 19454), (3763, 18906), (4899, 14522), (6302, 11289), (7261, 9798), (7314, 9727), (7526, 9453)]