285521990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1\times {\mathrm{1483}}^1$

素因数の和:2984

約数の個数: 32

約数和(自身を含む): 554220576

約数和(自身を除く): 268698586

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1481, 1483, 2962, 2966, 7405, 7415, 14810, 14830, 19253, 19279, 38506, 38558, 96265, 96395, 192530, 192790, 2196323, 4392646, 10981615, 21963230, 28552199, 57104398, 142760995, 285521990]

約数ペア:

[(1, 285521990), (2, 142760995), (5, 57104398), (10, 28552199), (13, 21963230), (26, 10981615), (65, 4392646), (130, 2196323), (1481, 192790), (1483, 192530), (2962, 96395), (2966, 96265), (7405, 38558), (7415, 38506), (14810, 19279), (14830, 19253)]