27121210

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 50099472

約数和(自身を除く): 22978262

約数列:

[1, 2, 5, 10, 61, 122, 173, 257, 305, 346, 514, 610, 865, 1285, 1730, 2570, 10553, 15677, 21106, 31354, 44461, 52765, 78385, 88922, 105530, 156770, 222305, 444610, 2712121, 5424242, 13560605, 27121210]

約数ペア:

[(1, 27121210), (2, 13560605), (5, 5424242), (10, 2712121), (61, 444610), (122, 222305), (173, 156770), (257, 105530), (305, 88922), (346, 78385), (514, 52765), (610, 44461), (865, 31354), (1285, 21106), (1730, 15677), (2570, 10553)]