490116536

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{3019}}^1$

素因数の和:3268

約数の個数: 64

約数和(自身を含む): 1136486400

約数和(自身を除く): 646369864

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 223, 364, 446, 728, 892, 1561, 1784, 2899, 3019, 3122, 5798, 6038, 6244, 11596, 12076, 12488, 20293, 21133, 23192, 24152, 39247, 40586, 42266, 78494, 81172, 84532, 156988, 162344, 169064, 274729, 313976, 549458, 673237, 1098916, 1346474, 2197832, 2692948, 4712659, 5385896, 8752081, 9425318, 17504162, 18850636, 35008324, 37701272, 61264567, 70016648, 122529134, 245058268, 490116536]

約数ペア:

[(1, 490116536), (2, 245058268), (4, 122529134), (7, 70016648), (8, 61264567), (13, 37701272), (14, 35008324), (26, 18850636), (28, 17504162), (52, 9425318), (56, 8752081), (91, 5385896), (104, 4712659), (182, 2692948), (223, 2197832), (364, 1346474), (446, 1098916), (728, 673237), (892, 549458), (1561, 313976), (1784, 274729), (2899, 169064), (3019, 162344), (3122, 156988), (5798, 84532), (6038, 81172), (6244, 78494), (11596, 42266), (12076, 40586), (12488, 39247), (20293, 24152), (21133, 23192)]