72903999

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{2029}}^1$

素因数の和:2127

約数の個数: 32

約数和(自身を含む): 116928000

約数和(自身を除く): 44024001

約数列:

[1, 3, 7, 21, 29, 59, 87, 177, 203, 413, 609, 1239, 1711, 2029, 5133, 6087, 11977, 14203, 35931, 42609, 58841, 119711, 176523, 359133, 411887, 837977, 1235661, 2513931, 3471619, 10414857, 24301333, 72903999]

約数ペア:

[(1, 72903999), (3, 24301333), (7, 10414857), (21, 3471619), (29, 2513931), (59, 1235661), (87, 837977), (177, 411887), (203, 359133), (413, 176523), (609, 119711), (1239, 58841), (1711, 42609), (2029, 35931), (5133, 14203), (6087, 11977)]