218888955

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{4091}}^1$

素因数の和:4172

約数の個数: 48

約数和(自身を含む): 402161760

約数和(自身を除く): 183272805

約数列:

[1, 3, 5, 9, 15, 29, 41, 45, 87, 123, 145, 205, 261, 369, 435, 615, 1189, 1305, 1845, 3567, 4091, 5945, 10701, 12273, 17835, 20455, 36819, 53505, 61365, 118639, 167731, 184095, 355917, 503193, 593195, 838655, 1067751, 1509579, 1779585, 2515965, 4864199, 5338755, 7547895, 14592597, 24320995, 43777791, 72962985, 218888955]

約数ペア:

[(1, 218888955), (3, 72962985), (5, 43777791), (9, 24320995), (15, 14592597), (29, 7547895), (41, 5338755), (45, 4864199), (87, 2515965), (123, 1779585), (145, 1509579), (205, 1067751), (261, 838655), (369, 593195), (435, 503193), (615, 355917), (1189, 184095), (1305, 167731), (1845, 118639), (3567, 61365), (4091, 53505), (5945, 36819), (10701, 20455), (12273, 17835)]