218970402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{829}}^1$

素因数の和:1191

約数の個数: 64

約数和(自身を含む): 529075200

約数和(自身を除く): 310104798

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 331, 399, 662, 798, 829, 993, 1658, 1986, 2317, 2487, 4634, 4974, 5803, 6289, 6951, 11606, 12578, 13902, 15751, 17409, 18867, 31502, 34818, 37734, 44023, 47253, 88046, 94506, 110257, 132069, 220514, 264138, 274399, 330771, 548798, 661542, 823197, 1646394, 1920793, 3841586, 5213581, 5762379, 10427162, 11524758, 15640743, 31281486, 36495067, 72990134, 109485201, 218970402]

約数ペア:

[(1, 218970402), (2, 109485201), (3, 72990134), (6, 36495067), (7, 31281486), (14, 15640743), (19, 11524758), (21, 10427162), (38, 5762379), (42, 5213581), (57, 3841586), (114, 1920793), (133, 1646394), (266, 823197), (331, 661542), (399, 548798), (662, 330771), (798, 274399), (829, 264138), (993, 220514), (1658, 132069), (1986, 110257), (2317, 94506), (2487, 88046), (4634, 47253), (4974, 44023), (5803, 37734), (6289, 34818), (6951, 31502), (11606, 18867), (12578, 17409), (13902, 15751)]