215331384

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{1013}}^1$

素因数の和:1560

約数の個数: 64

約数和(自身を含む): 571652640

約数和(自身を除く): 356321256

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 521, 1013, 1042, 1563, 2026, 2084, 3039, 3126, 4052, 4168, 6078, 6252, 8104, 8857, 12156, 12504, 17221, 17714, 24312, 26571, 34442, 35428, 51663, 53142, 68884, 70856, 103326, 106284, 137768, 206652, 212568, 413304, 527773, 1055546, 1583319, 2111092, 3166638, 4222184, 6333276, 8972141, 12666552, 17944282, 26916423, 35888564, 53832846, 71777128, 107665692, 215331384]

約数ペア:

[(1, 215331384), (2, 107665692), (3, 71777128), (4, 53832846), (6, 35888564), (8, 26916423), (12, 17944282), (17, 12666552), (24, 8972141), (34, 6333276), (51, 4222184), (68, 3166638), (102, 2111092), (136, 1583319), (204, 1055546), (408, 527773), (521, 413304), (1013, 212568), (1042, 206652), (1563, 137768), (2026, 106284), (2084, 103326), (3039, 70856), (3126, 68884), (4052, 53142), (4168, 51663), (6078, 35428), (6252, 34442), (8104, 26571), (8857, 24312), (12156, 17714), (12504, 17221)]