221476996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2311}}^1$

素因数の和:2444

約数の個数: 48

約数和(自身を含む): 444088960

約数和(自身を除く): 222611964

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 97, 194, 247, 388, 494, 988, 1261, 1843, 2311, 2522, 3686, 4622, 5044, 7372, 9244, 23959, 30043, 43909, 47918, 60086, 87818, 95836, 120172, 175636, 224167, 448334, 570817, 896668, 1141634, 2283268, 2914171, 4259173, 5828342, 8518346, 11656684, 17036692, 55369249, 110738498, 221476996]

約数ペア:

[(1, 221476996), (2, 110738498), (4, 55369249), (13, 17036692), (19, 11656684), (26, 8518346), (38, 5828342), (52, 4259173), (76, 2914171), (97, 2283268), (194, 1141634), (247, 896668), (388, 570817), (494, 448334), (988, 224167), (1261, 175636), (1843, 120172), (2311, 95836), (2522, 87818), (3686, 60086), (4622, 47918), (5044, 43909), (7372, 30043), (9244, 23959)]