11905875

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:597

約数の個数: 48

約数和(自身を含む): 22632480

約数和(自身を除く): 10726605

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 225, 285, 375, 475, 557, 855, 1125, 1425, 1671, 2375, 2785, 4275, 5013, 7125, 8355, 10583, 13925, 21375, 25065, 31749, 41775, 52915, 69625, 95247, 125325, 158745, 208875, 264575, 476235, 626625, 793725, 1322875, 2381175, 3968625, 11905875]

約数ペア:

[(1, 11905875), (3, 3968625), (5, 2381175), (9, 1322875), (15, 793725), (19, 626625), (25, 476235), (45, 264575), (57, 208875), (75, 158745), (95, 125325), (125, 95247), (171, 69625), (225, 52915), (285, 41775), (375, 31749), (475, 25065), (557, 21375), (855, 13925), (1125, 10583), (1425, 8355), (1671, 7125), (2375, 5013), (2785, 4275)]