12978351358

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1\times {\mathrm{641}}^1$

素因数の和:1177

約数の個数: 64

約数和(自身を含む): 23438896128

約数和(自身を除く): 10460544770

約数列:

[1, 2, 7, 14, 23, 46, 161, 227, 277, 322, 454, 554, 641, 1282, 1589, 1939, 3178, 3878, 4487, 5221, 6371, 8974, 10442, 12742, 14743, 29486, 36547, 44597, 62879, 73094, 89194, 103201, 125758, 145507, 177557, 206402, 291014, 355114, 440153, 880306, 1018549, 1242899, 1446217, 2037098, 2485798, 2892434, 3346661, 4083811, 6693322, 8167622, 10123519, 20247038, 23426627, 28586677, 40305439, 46853254, 57173354, 80610878, 282138073, 564276146, 927025097, 1854050194, 6489175679, 12978351358]

約数ペア:

[(1, 12978351358), (2, 6489175679), (7, 1854050194), (14, 927025097), (23, 564276146), (46, 282138073), (161, 80610878), (227, 57173354), (277, 46853254), (322, 40305439), (454, 28586677), (554, 23426627), (641, 20247038), (1282, 10123519), (1589, 8167622), (1939, 6693322), (3178, 4083811), (3878, 3346661), (4487, 2892434), (5221, 2485798), (6371, 2037098), (8974, 1446217), (10442, 1242899), (12742, 1018549), (14743, 880306), (29486, 440153), (36547, 355114), (44597, 291014), (62879, 206402), (73094, 177557), (89194, 145507), (103201, 125758)]