490053642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{521}}^1$

素因数の和:959

約数の個数: 64

約数和(自身を含む): 1094446080

約数和(自身を除く): 604392438

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 389, 403, 521, 778, 806, 1042, 1167, 1209, 1563, 2334, 2418, 3126, 5057, 6773, 10114, 12059, 13546, 15171, 16151, 20319, 24118, 30342, 32302, 36177, 40638, 48453, 72354, 96906, 156767, 202669, 209963, 313534, 405338, 419926, 470301, 608007, 629889, 940602, 1216014, 1259778, 2634697, 5269394, 6282739, 7904091, 12565478, 15808182, 18848217, 37696434, 81675607, 163351214, 245026821, 490053642]

約数ペア:

[(1, 490053642), (2, 245026821), (3, 163351214), (6, 81675607), (13, 37696434), (26, 18848217), (31, 15808182), (39, 12565478), (62, 7904091), (78, 6282739), (93, 5269394), (186, 2634697), (389, 1259778), (403, 1216014), (521, 940602), (778, 629889), (806, 608007), (1042, 470301), (1167, 419926), (1209, 405338), (1563, 313534), (2334, 209963), (2418, 202669), (3126, 156767), (5057, 96906), (6773, 72354), (10114, 48453), (12059, 40638), (13546, 36177), (15171, 32302), (16151, 30342), (20319, 24118)]