489851775

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:470

約数の個数: 108

約数和(自身を含む): 1030754712

約数和(自身を除く): 540902937

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 157, 175, 225, 245, 283, 315, 441, 471, 525, 735, 785, 849, 1099, 1225, 1413, 1415, 1575, 1981, 2205, 2355, 2547, 3297, 3675, 3925, 4245, 5495, 5943, 7065, 7075, 7693, 9891, 9905, 11025, 11775, 12735, 13867, 16485, 17829, 21225, 23079, 27475, 29715, 35325, 38465, 41601, 44431, 49455, 49525, 63675, 69237, 69335, 82425, 89145, 115395, 124803, 133293, 148575, 192325, 208005, 222155, 247275, 311017, 346185, 346675, 399879, 445725, 576975, 624015, 666465, 933051, 1040025, 1110775, 1555085, 1730925, 1999395, 2177119, 2799153, 3120075, 3332325, 4665255, 6531357, 7775425, 9996975, 10885595, 13995765, 19594071, 23326275, 32656785, 54427975, 69978825, 97970355, 163283925, 489851775]

約数ペア:

[(1, 489851775), (3, 163283925), (5, 97970355), (7, 69978825), (9, 54427975), (15, 32656785), (21, 23326275), (25, 19594071), (35, 13995765), (45, 10885595), (49, 9996975), (63, 7775425), (75, 6531357), (105, 4665255), (147, 3332325), (157, 3120075), (175, 2799153), (225, 2177119), (245, 1999395), (283, 1730925), (315, 1555085), (441, 1110775), (471, 1040025), (525, 933051), (735, 666465), (785, 624015), (849, 576975), (1099, 445725), (1225, 399879), (1413, 346675), (1415, 346185), (1575, 311017), (1981, 247275), (2205, 222155), (2355, 208005), (2547, 192325), (3297, 148575), (3675, 133293), (3925, 124803), (4245, 115395), (5495, 89145), (5943, 82425), (7065, 69335), (7075, 69237), (7693, 63675), (9891, 49525), (9905, 49455), (11025, 44431), (11775, 41601), (12735, 38465), (13867, 35325), (16485, 29715), (17829, 27475), (21225, 23079)]