23957955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4003}}^1$

素因数の和:4040

約数の個数: 48

約数和(自身を含む): 49969920

約数和(自身を除く): 26011965

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 4003, 5985, 12009, 20015, 28021, 36027, 60045, 76057, 84063, 140105, 180135, 228171, 252189, 380285, 420315, 532399, 684513, 1140855, 1260945, 1597197, 2661995, 3422565, 4791591, 7985985, 23957955]

約数ペア:

[(1, 23957955), (3, 7985985), (5, 4791591), (7, 3422565), (9, 2661995), (15, 1597197), (19, 1260945), (21, 1140855), (35, 684513), (45, 532399), (57, 420315), (63, 380285), (95, 252189), (105, 228171), (133, 180135), (171, 140105), (285, 84063), (315, 76057), (399, 60045), (665, 36027), (855, 28021), (1197, 20015), (1995, 12009), (4003, 5985)]