1291256997134

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{42850501}}^1$

素因数の和:42850596

約数の個数: 32

約数和(自身を含む): 2231654144160

約数和(自身を除く): 940397147026

約数列:

[1, 2, 13, 19, 26, 38, 61, 122, 247, 494, 793, 1159, 1586, 2318, 15067, 30134, 42850501, 85701002, 557056513, 814159519, 1114113026, 1628319038, 2613880561, 5227761122, 10584073747, 21168147494, 33980447293, 49663730659, 67960894586, 99327461318, 645628498567, 1291256997134]

約数ペア:

[(1, 1291256997134), (2, 645628498567), (13, 99327461318), (19, 67960894586), (26, 49663730659), (38, 33980447293), (61, 21168147494), (122, 10584073747), (247, 5227761122), (494, 2613880561), (793, 1628319038), (1159, 1114113026), (1586, 814159519), (2318, 557056513), (15067, 85701002), (30134, 42850501)]