78358203

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 148852080

約数和(自身を除く): 70493877

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 49, 63, 77, 87, 99, 147, 203, 231, 261, 319, 441, 539, 557, 609, 693, 957, 1421, 1617, 1671, 1827, 2233, 2871, 3899, 4263, 4851, 5013, 6127, 6699, 11697, 12789, 15631, 16153, 18381, 20097, 27293, 35091, 42889, 46893, 48459, 55143, 81879, 113071, 128667, 140679, 145377, 177683, 245637, 300223, 339213, 386001, 533049, 791497, 900669, 1017639, 1243781, 1599147, 2374491, 2702007, 3731343, 7123473, 8706467, 11194029, 26119401, 78358203]

約数ペア:

[(1, 78358203), (3, 26119401), (7, 11194029), (9, 8706467), (11, 7123473), (21, 3731343), (29, 2702007), (33, 2374491), (49, 1599147), (63, 1243781), (77, 1017639), (87, 900669), (99, 791497), (147, 533049), (203, 386001), (231, 339213), (261, 300223), (319, 245637), (441, 177683), (539, 145377), (557, 140679), (609, 128667), (693, 113071), (957, 81879), (1421, 55143), (1617, 48459), (1671, 46893), (1827, 42889), (2233, 35091), (2871, 27293), (3899, 20097), (4263, 18381), (4851, 16153), (5013, 15631), (6127, 12789), (6699, 11697)]