406931408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{1481}}^1$

素因数の和:2823

約数の個数: 40

約数和(自身を含む): 850294536

約数和(自身を除く): 443363128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1321, 1481, 2642, 2962, 5284, 5924, 10568, 11848, 17173, 19253, 21136, 23696, 34346, 38506, 68692, 77012, 137384, 154024, 274768, 308048, 1956401, 3912802, 7825604, 15651208, 25433213, 31302416, 50866426, 101732852, 203465704, 406931408]

約数ペア:

[(1, 406931408), (2, 203465704), (4, 101732852), (8, 50866426), (13, 31302416), (16, 25433213), (26, 15651208), (52, 7825604), (104, 3912802), (208, 1956401), (1321, 308048), (1481, 274768), (2642, 154024), (2962, 137384), (5284, 77012), (5924, 68692), (10568, 38506), (11848, 34346), (17173, 23696), (19253, 21136)]