28873746

素因数分解:

$2^1\times 3^5\times {\mathrm{11}}^2\times {\mathrm{491}}^1$

素因数の和:530

約数の個数: 72

約数和(自身を含む): 71456112

約数和(自身を除く): 42582366

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 121, 162, 198, 242, 243, 297, 363, 486, 491, 594, 726, 891, 982, 1089, 1473, 1782, 2178, 2673, 2946, 3267, 4419, 5346, 5401, 6534, 8838, 9801, 10802, 13257, 16203, 19602, 26514, 29403, 32406, 39771, 48609, 58806, 59411, 79542, 97218, 118822, 119313, 145827, 178233, 238626, 291654, 356466, 437481, 534699, 874962, 1069398, 1312443, 1604097, 2624886, 3208194, 4812291, 9624582, 14436873, 28873746]

約数ペア:

[(1, 28873746), (2, 14436873), (3, 9624582), (6, 4812291), (9, 3208194), (11, 2624886), (18, 1604097), (22, 1312443), (27, 1069398), (33, 874962), (54, 534699), (66, 437481), (81, 356466), (99, 291654), (121, 238626), (162, 178233), (198, 145827), (242, 119313), (243, 118822), (297, 97218), (363, 79542), (486, 59411), (491, 58806), (594, 48609), (726, 39771), (891, 32406), (982, 29403), (1089, 26514), (1473, 19602), (1782, 16203), (2178, 13257), (2673, 10802), (2946, 9801), (3267, 8838), (4419, 6534), (5346, 5401)]