28920371748

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1\times {\mathrm{607}}^1$

素因数の和:1221

約数の個数: 96

約数和(自身を含む): 69191937024

約数和(自身を除く): 40271565276

約数列:

[1, 2, 3, 4, 6, 12, 73, 137, 146, 219, 274, 292, 397, 411, 438, 548, 607, 794, 822, 876, 1191, 1214, 1588, 1644, 1821, 2382, 2428, 3642, 4764, 7284, 10001, 20002, 28981, 30003, 40004, 44311, 54389, 57962, 60006, 83159, 86943, 88622, 108778, 115924, 120012, 132933, 163167, 166318, 173886, 177244, 217556, 240979, 249477, 265866, 326334, 332636, 347772, 481958, 498954, 531732, 652668, 722937, 963916, 997908, 1445874, 2891748, 3970397, 6070607, 7940794, 11911191, 12141214, 15881588, 17591467, 18211821, 23822382, 24282428, 33014123, 35182934, 36423642, 47644764, 52774401, 66028246, 70365868, 72847284, 99042369, 105548802, 132056492, 198084738, 211097604, 396169476, 2410030979, 4820061958, 7230092937, 9640123916, 14460185874, 28920371748]

約数ペア:

[(1, 28920371748), (2, 14460185874), (3, 9640123916), (4, 7230092937), (6, 4820061958), (12, 2410030979), (73, 396169476), (137, 211097604), (146, 198084738), (219, 132056492), (274, 105548802), (292, 99042369), (397, 72847284), (411, 70365868), (438, 66028246), (548, 52774401), (607, 47644764), (794, 36423642), (822, 35182934), (876, 33014123), (1191, 24282428), (1214, 23822382), (1588, 18211821), (1644, 17591467), (1821, 15881588), (2382, 12141214), (2428, 11911191), (3642, 7940794), (4764, 6070607), (7284, 3970397), (10001, 2891748), (20002, 1445874), (28981, 997908), (30003, 963916), (40004, 722937), (44311, 652668), (54389, 531732), (57962, 498954), (60006, 481958), (83159, 347772), (86943, 332636), (88622, 326334), (108778, 265866), (115924, 249477), (120012, 240979), (132933, 217556), (163167, 177244), (166318, 173886)]