157053981

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{2357}}^1$

素因数の和:2553

約数の個数: 32

約数和(自身を含む): 253532160

約数和(自身を除く): 96478179

約数列:

[1, 3, 7, 19, 21, 57, 133, 167, 399, 501, 1169, 2357, 3173, 3507, 7071, 9519, 16499, 22211, 44783, 49497, 66633, 134349, 313481, 393619, 940443, 1180857, 2755333, 7478761, 8265999, 22436283, 52351327, 157053981]

約数ペア:

[(1, 157053981), (3, 52351327), (7, 22436283), (19, 8265999), (21, 7478761), (57, 2755333), (133, 1180857), (167, 940443), (399, 393619), (501, 313481), (1169, 134349), (2357, 66633), (3173, 49497), (3507, 44783), (7071, 22211), (9519, 16499)]