1388404776

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{66571}}^1$

素因数の和:66670

約数の個数: 64

約数和(自身を含む): 3834547200

約数和(自身を除く): 2446142424

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 79, 88, 132, 158, 237, 264, 316, 474, 632, 869, 948, 1738, 1896, 2607, 3476, 5214, 6952, 10428, 20856, 66571, 133142, 199713, 266284, 399426, 532568, 732281, 798852, 1464562, 1597704, 2196843, 2929124, 4393686, 5259109, 5858248, 8787372, 10518218, 15777327, 17574744, 21036436, 31554654, 42072872, 57850199, 63109308, 115700398, 126218616, 173550597, 231400796, 347101194, 462801592, 694202388, 1388404776]

約数ペア:

[(1, 1388404776), (2, 694202388), (3, 462801592), (4, 347101194), (6, 231400796), (8, 173550597), (11, 126218616), (12, 115700398), (22, 63109308), (24, 57850199), (33, 42072872), (44, 31554654), (66, 21036436), (79, 17574744), (88, 15777327), (132, 10518218), (158, 8787372), (237, 5858248), (264, 5259109), (316, 4393686), (474, 2929124), (632, 2196843), (869, 1597704), (948, 1464562), (1738, 798852), (1896, 732281), (2607, 532568), (3476, 399426), (5214, 266284), (6952, 199713), (10428, 133142), (20856, 66571)]