27988133031

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{16421}}^1$

素因数の和:16648

約数の個数: 48

約数和(自身を含む): 43038777600

約数和(自身を除く): 15050644569

約数列:

[1, 3, 9, 31, 41, 93, 123, 149, 279, 369, 447, 1271, 1341, 3813, 4619, 6109, 11439, 13857, 16421, 18327, 41571, 49263, 54981, 147789, 189379, 509051, 568137, 673261, 1527153, 1704411, 2019783, 2446729, 4581459, 6059349, 7340187, 20871091, 22020561, 62613273, 75848599, 100315889, 187839819, 227545797, 300947667, 682637391, 902843001, 3109792559, 9329377677, 27988133031]

約数ペア:

[(1, 27988133031), (3, 9329377677), (9, 3109792559), (31, 902843001), (41, 682637391), (93, 300947667), (123, 227545797), (149, 187839819), (279, 100315889), (369, 75848599), (447, 62613273), (1271, 22020561), (1341, 20871091), (3813, 7340187), (4619, 6059349), (6109, 4581459), (11439, 2446729), (13857, 2019783), (16421, 1704411), (18327, 1527153), (41571, 673261), (49263, 568137), (54981, 509051), (147789, 189379)]