213846915

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1\times {\mathrm{547}}^1$

素因数の和:1011

約数の個数: 32

約数和(自身を含む): 348791040

約数和(自身を除く): 134944125

約数列:

[1, 3, 5, 15, 67, 201, 335, 389, 547, 1005, 1167, 1641, 1945, 2735, 5835, 8205, 26063, 36649, 78189, 109947, 130315, 183245, 212783, 390945, 549735, 638349, 1063915, 3191745, 14256461, 42769383, 71282305, 213846915]

約数ペア:

[(1, 213846915), (3, 71282305), (5, 42769383), (15, 14256461), (67, 3191745), (201, 1063915), (335, 638349), (389, 549735), (547, 390945), (1005, 212783), (1167, 183245), (1641, 130315), (1945, 109947), (2735, 78189), (5835, 36649), (8205, 26063)]