2310399

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:77

約数の個数: 54

約数和(自身を含む): 4339296

約数和(自身を除く): 2028897

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 49, 63, 91, 93, 117, 147, 169, 217, 273, 279, 403, 441, 507, 637, 651, 819, 1183, 1209, 1519, 1521, 1911, 1953, 2821, 3549, 3627, 4557, 5239, 5733, 8281, 8463, 10647, 13671, 15717, 19747, 24843, 25389, 36673, 47151, 59241, 74529, 110019, 177723, 256711, 330057, 770133, 2310399]

約数ペア:

[(1, 2310399), (3, 770133), (7, 330057), (9, 256711), (13, 177723), (21, 110019), (31, 74529), (39, 59241), (49, 47151), (63, 36673), (91, 25389), (93, 24843), (117, 19747), (147, 15717), (169, 13671), (217, 10647), (273, 8463), (279, 8281), (403, 5733), (441, 5239), (507, 4557), (637, 3627), (651, 3549), (819, 2821), (1183, 1953), (1209, 1911), (1519, 1521)]