1913646987

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{359}}^1\times {\mathrm{401}}^1$

素因数の和:984

約数の個数: 48

約数和(自身を含む): 3190786560

約数和(自身を除く): 1277139573

約数列:

[1, 3, 7, 9, 21, 63, 211, 359, 401, 633, 1077, 1203, 1477, 1899, 2513, 2807, 3231, 3609, 4431, 7539, 8421, 13293, 22617, 25263, 75749, 84611, 143959, 227247, 253833, 431877, 530243, 592277, 681741, 761499, 1007713, 1295631, 1590729, 1776831, 3023139, 4772187, 5330493, 9069417, 30375349, 91126047, 212627443, 273378141, 637882329, 1913646987]

約数ペア:

[(1, 1913646987), (3, 637882329), (7, 273378141), (9, 212627443), (21, 91126047), (63, 30375349), (211, 9069417), (359, 5330493), (401, 4772187), (633, 3023139), (1077, 1776831), (1203, 1590729), (1477, 1295631), (1899, 1007713), (2513, 761499), (2807, 681741), (3231, 592277), (3609, 530243), (4431, 431877), (7539, 253833), (8421, 227247), (13293, 143959), (22617, 84611), (25263, 75749)]