331976379

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{2357}}^1$

素因数の和:2739

約数の個数: 32

約数和(自身を含む): 534228480

約数和(自身を除く): 202252101

約数列:

[1, 3, 7, 19, 21, 57, 133, 353, 399, 1059, 2357, 2471, 6707, 7071, 7413, 16499, 20121, 44783, 46949, 49497, 134349, 140847, 313481, 832021, 940443, 2496063, 5824147, 15808399, 17472441, 47425197, 110658793, 331976379]

約数ペア:

[(1, 331976379), (3, 110658793), (7, 47425197), (19, 17472441), (21, 15808399), (57, 5824147), (133, 2496063), (353, 940443), (399, 832021), (1059, 313481), (2357, 140847), (2471, 134349), (6707, 49497), (7071, 46949), (7413, 44783), (16499, 20121)]