28700534018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^2$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 51264944640

約数和(自身を除く): 22564410622

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 97, 139, 194, 247, 278, 403, 494, 589, 806, 1178, 1261, 1807, 1843, 2522, 2641, 3007, 3614, 3686, 4309, 5282, 6014, 7657, 8618, 13483, 15314, 19321, 23959, 26966, 34333, 38642, 39091, 47918, 56017, 57133, 68666, 78182, 81871, 112034, 114266, 163742, 175279, 251173, 256177, 350558, 367099, 417973, 502346, 512354, 598951, 734198, 742729, 835946, 1064323, 1197902, 1485458, 1874137, 2128646, 3330301, 3748274, 4772287, 5433649, 6660602, 7786363, 7941487, 9544574, 10867298, 11380069, 15572726, 15882974, 22760138, 24363781, 35608603, 48727562, 58098247, 71217206, 103239331, 116196494, 147940897, 206478662, 295881794, 462911839, 755277211, 925823678, 1103866693, 1510554422, 2207733386, 14350267009, 28700534018]

約数ペア:

[(1, 28700534018), (2, 14350267009), (13, 2207733386), (19, 1510554422), (26, 1103866693), (31, 925823678), (38, 755277211), (62, 462911839), (97, 295881794), (139, 206478662), (194, 147940897), (247, 116196494), (278, 103239331), (403, 71217206), (494, 58098247), (589, 48727562), (806, 35608603), (1178, 24363781), (1261, 22760138), (1807, 15882974), (1843, 15572726), (2522, 11380069), (2641, 10867298), (3007, 9544574), (3614, 7941487), (3686, 7786363), (4309, 6660602), (5282, 5433649), (6014, 4772287), (7657, 3748274), (8618, 3330301), (13483, 2128646), (15314, 1874137), (19321, 1485458), (23959, 1197902), (26966, 1064323), (34333, 835946), (38642, 742729), (39091, 734198), (47918, 598951), (56017, 512354), (57133, 502346), (68666, 417973), (78182, 367099), (81871, 350558), (112034, 256177), (114266, 251173), (163742, 175279)]