313156792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:896

約数の個数: 64

約数和(自身を含む): 658425600

約数和(自身を除く): 345268808

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 137, 248, 274, 403, 548, 709, 806, 1096, 1418, 1612, 1781, 2836, 3224, 3562, 4247, 5672, 7124, 8494, 9217, 14248, 16988, 18434, 21979, 33976, 36868, 43958, 55211, 73736, 87916, 97133, 110422, 175832, 194266, 220844, 285727, 388532, 441688, 571454, 777064, 1142908, 1262729, 2285816, 2525458, 3011123, 5050916, 6022246, 10101832, 12044492, 24088984, 39144599, 78289198, 156578396, 313156792]

約数ペア:

[(1, 313156792), (2, 156578396), (4, 78289198), (8, 39144599), (13, 24088984), (26, 12044492), (31, 10101832), (52, 6022246), (62, 5050916), (104, 3011123), (124, 2525458), (137, 2285816), (248, 1262729), (274, 1142908), (403, 777064), (548, 571454), (709, 441688), (806, 388532), (1096, 285727), (1418, 220844), (1612, 194266), (1781, 175832), (2836, 110422), (3224, 97133), (3562, 87916), (4247, 73736), (5672, 55211), (7124, 43958), (8494, 36868), (9217, 33976), (14248, 21979), (16988, 18434)]