42399735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 83358720

約数和(自身を除く): 40958985

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 53, 57, 95, 105, 133, 159, 265, 285, 371, 399, 401, 665, 795, 1007, 1113, 1203, 1855, 1995, 2005, 2807, 3021, 5035, 5565, 6015, 7049, 7619, 8421, 14035, 15105, 21147, 21253, 22857, 35245, 38095, 42105, 53333, 63759, 105735, 106265, 114285, 148771, 159999, 266665, 318795, 403807, 446313, 743855, 799995, 1211421, 2019035, 2231565, 2826649, 6057105, 8479947, 14133245, 42399735]

約数ペア:

[(1, 42399735), (3, 14133245), (5, 8479947), (7, 6057105), (15, 2826649), (19, 2231565), (21, 2019035), (35, 1211421), (53, 799995), (57, 743855), (95, 446313), (105, 403807), (133, 318795), (159, 266665), (265, 159999), (285, 148771), (371, 114285), (399, 106265), (401, 105735), (665, 63759), (795, 53333), (1007, 42105), (1113, 38095), (1203, 35245), (1855, 22857), (1995, 21253), (2005, 21147), (2807, 15105), (3021, 14035), (5035, 8421), (5565, 7619), (6015, 7049)]