1640395935

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{439}}^1$

素因数の和:853

約数の個数: 64

約数和(自身を含む): 2965248000

約数和(自身を除く): 1324852065

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 311, 439, 445, 801, 933, 1317, 1335, 1555, 2195, 2403, 2799, 3951, 4005, 4665, 6585, 8397, 11853, 12015, 13995, 19755, 27679, 39071, 41985, 59265, 83037, 117213, 136529, 138395, 195355, 249111, 351639, 409587, 415185, 586065, 682645, 747333, 1054917, 1228761, 1245555, 1758195, 2047935, 3686283, 3736665, 5274585, 6143805, 12151081, 18431415, 36453243, 60755405, 109359729, 182266215, 328079187, 546798645, 1640395935]

約数ペア:

[(1, 1640395935), (3, 546798645), (5, 328079187), (9, 182266215), (15, 109359729), (27, 60755405), (45, 36453243), (89, 18431415), (135, 12151081), (267, 6143805), (311, 5274585), (439, 3736665), (445, 3686283), (801, 2047935), (933, 1758195), (1317, 1245555), (1335, 1228761), (1555, 1054917), (2195, 747333), (2403, 682645), (2799, 586065), (3951, 415185), (4005, 409587), (4665, 351639), (6585, 249111), (8397, 195355), (11853, 138395), (12015, 136529), (13995, 117213), (19755, 83037), (27679, 59265), (39071, 41985)]