2556366228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{321313}}^1$

素因数の和:321353

約数の個数: 72

約数和(自身を含む): 7368372648

約数和(自身を除く): 4812006420

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 321313, 642626, 963939, 1285252, 1927878, 2891817, 3855756, 4177069, 5462321, 5783634, 8354138, 10924642, 11567268, 12531207, 16386963, 16708276, 21849284, 25062414, 32773926, 37593621, 49160889, 50124828, 65547852, 71010173, 75187242, 98321778, 142020346, 150374484, 196643556, 213030519, 284040692, 426061038, 639091557, 852122076, 1278183114, 2556366228]

約数ペア:

[(1, 2556366228), (2, 1278183114), (3, 852122076), (4, 639091557), (6, 426061038), (9, 284040692), (12, 213030519), (13, 196643556), (17, 150374484), (18, 142020346), (26, 98321778), (34, 75187242), (36, 71010173), (39, 65547852), (51, 50124828), (52, 49160889), (68, 37593621), (78, 32773926), (102, 25062414), (117, 21849284), (153, 16708276), (156, 16386963), (204, 12531207), (221, 11567268), (234, 10924642), (306, 8354138), (442, 5783634), (468, 5462321), (612, 4177069), (663, 3855756), (884, 2891817), (1326, 1927878), (1989, 1285252), (2652, 963939), (3978, 642626), (7956, 321313)]