28985166

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:638

約数の個数: 72

約数和(自身を含む): 74426040

約数和(自身を除く): 45440874

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 59, 63, 98, 118, 126, 147, 177, 294, 354, 413, 441, 531, 557, 826, 882, 1062, 1114, 1239, 1671, 2478, 2891, 3342, 3717, 3899, 5013, 5782, 7434, 7798, 8673, 10026, 11697, 17346, 23394, 26019, 27293, 32863, 35091, 52038, 54586, 65726, 70182, 81879, 98589, 163758, 197178, 230041, 245637, 295767, 460082, 491274, 591534, 690123, 1380246, 1610287, 2070369, 3220574, 4140738, 4830861, 9661722, 14492583, 28985166]

約数ペア:

[(1, 28985166), (2, 14492583), (3, 9661722), (6, 4830861), (7, 4140738), (9, 3220574), (14, 2070369), (18, 1610287), (21, 1380246), (42, 690123), (49, 591534), (59, 491274), (63, 460082), (98, 295767), (118, 245637), (126, 230041), (147, 197178), (177, 163758), (294, 98589), (354, 81879), (413, 70182), (441, 65726), (531, 54586), (557, 52038), (826, 35091), (882, 32863), (1062, 27293), (1114, 26019), (1239, 23394), (1671, 17346), (2478, 11697), (2891, 10026), (3342, 8673), (3717, 7798), (3899, 7434), (5013, 5782)]