29720313

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3547}}^1$

素因数の和:3586

約数の個数: 36

約数和(自身を含む): 52581360

約数和(自身を除く): 22861047

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 3547, 8379, 10641, 24829, 31923, 67393, 74487, 173803, 202179, 223461, 471751, 521409, 606537, 1415253, 1564227, 3302257, 4245759, 9906771, 29720313]

約数ペア:

[(1, 29720313), (3, 9906771), (7, 4245759), (9, 3302257), (19, 1564227), (21, 1415253), (49, 606537), (57, 521409), (63, 471751), (133, 223461), (147, 202179), (171, 173803), (399, 74487), (441, 67393), (931, 31923), (1197, 24829), (2793, 10641), (3547, 8379)]