12970965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 25546752

約数和(自身を除く): 12575787

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 41, 69, 105, 115, 123, 131, 161, 205, 287, 345, 393, 483, 615, 655, 805, 861, 917, 943, 1435, 1965, 2415, 2751, 2829, 3013, 4305, 4585, 4715, 5371, 6601, 9039, 13755, 14145, 15065, 16113, 19803, 21091, 26855, 33005, 37597, 45195, 63273, 80565, 99015, 105455, 112791, 123533, 187985, 316365, 370599, 563955, 617665, 864731, 1852995, 2594193, 4323655, 12970965]

約数ペア:

[(1, 12970965), (3, 4323655), (5, 2594193), (7, 1852995), (15, 864731), (21, 617665), (23, 563955), (35, 370599), (41, 316365), (69, 187985), (105, 123533), (115, 112791), (123, 105455), (131, 99015), (161, 80565), (205, 63273), (287, 45195), (345, 37597), (393, 33005), (483, 26855), (615, 21091), (655, 19803), (805, 16113), (861, 15065), (917, 14145), (943, 13755), (1435, 9039), (1965, 6601), (2415, 5371), (2751, 4715), (2829, 4585), (3013, 4305)]