28318347790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{132199}}^1$

素因数の和:132928

約数の個数: 32

約数和(自身を含む): 52693862400

約数和(自身を除く): 24375514610

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 691, 1382, 3455, 6910, 21421, 42842, 107105, 132199, 214210, 264398, 660995, 1321990, 4098169, 8196338, 20490845, 40981690, 91349509, 182699018, 456747545, 913495090, 2831834779, 5663669558, 14159173895, 28318347790]

約数ペア:

[(1, 28318347790), (2, 14159173895), (5, 5663669558), (10, 2831834779), (31, 913495090), (62, 456747545), (155, 182699018), (310, 91349509), (691, 40981690), (1382, 20490845), (3455, 8196338), (6910, 4098169), (21421, 1321990), (42842, 660995), (107105, 264398), (132199, 214210)]