12969970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 27216000

約数和(自身を除く): 14246030

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 59, 65, 89, 95, 118, 130, 178, 190, 247, 295, 445, 494, 590, 767, 890, 1121, 1157, 1235, 1534, 1691, 2242, 2314, 2470, 3382, 3835, 5251, 5605, 5785, 7670, 8455, 10502, 11210, 11570, 14573, 16910, 21983, 26255, 29146, 43966, 52510, 68263, 72865, 99769, 109915, 136526, 145730, 199538, 219830, 341315, 498845, 682630, 997690, 1296997, 2593994, 6484985, 12969970]

約数ペア:

[(1, 12969970), (2, 6484985), (5, 2593994), (10, 1296997), (13, 997690), (19, 682630), (26, 498845), (38, 341315), (59, 219830), (65, 199538), (89, 145730), (95, 136526), (118, 109915), (130, 99769), (178, 72865), (190, 68263), (247, 52510), (295, 43966), (445, 29146), (494, 26255), (590, 21983), (767, 16910), (890, 14573), (1121, 11570), (1157, 11210), (1235, 10502), (1534, 8455), (1691, 7670), (2242, 5785), (2314, 5605), (2470, 5251), (3382, 3835)]