30974769

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 54537600

約数和(自身を除く): 23562831

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 113, 133, 171, 229, 339, 399, 687, 791, 1017, 1197, 1603, 2061, 2147, 2373, 4351, 4809, 6441, 7119, 13053, 14427, 15029, 19323, 25877, 30457, 39159, 45087, 77631, 91371, 135261, 181139, 232893, 274113, 491663, 543417, 1474989, 1630251, 3441641, 4424967, 10324923, 30974769]

約数ペア:

[(1, 30974769), (3, 10324923), (7, 4424967), (9, 3441641), (19, 1630251), (21, 1474989), (57, 543417), (63, 491663), (113, 274113), (133, 232893), (171, 181139), (229, 135261), (339, 91371), (399, 77631), (687, 45087), (791, 39159), (1017, 30457), (1197, 25877), (1603, 19323), (2061, 15029), (2147, 14427), (2373, 13053), (4351, 7119), (4809, 6441)]