215251503

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 307625472

約数和(自身を除く): 92373969

約数列:

[1, 3, 23, 67, 69, 101, 201, 303, 461, 1383, 1541, 2323, 4623, 6767, 6969, 10603, 20301, 30887, 31809, 46561, 92661, 139683, 155641, 466923, 710401, 1070903, 2131203, 3119587, 3212709, 9358761, 71750501, 215251503]

約数ペア:

[(1, 215251503), (3, 71750501), (23, 9358761), (67, 3212709), (69, 3119587), (101, 2131203), (201, 1070903), (303, 710401), (461, 466923), (1383, 155641), (1541, 139683), (2323, 92661), (4623, 46561), (6767, 31809), (6969, 30887), (10603, 20301)]