819537108

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{21269}}^1$

素因数の和:21321

約数の個数: 72

約数和(自身を含む): 2179749600

約数和(自身を除く): 1360212492

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 338, 494, 507, 676, 741, 988, 1014, 1482, 2028, 2964, 3211, 6422, 9633, 12844, 19266, 21269, 38532, 42538, 63807, 85076, 127614, 255228, 276497, 404111, 552994, 808222, 829491, 1105988, 1212333, 1616444, 1658982, 2424666, 3317964, 3594461, 4849332, 5253443, 7188922, 10506886, 10783383, 14377844, 15760329, 21013772, 21566766, 31520658, 43133532, 63041316, 68294759, 136589518, 204884277, 273179036, 409768554, 819537108]

約数ペア:

[(1, 819537108), (2, 409768554), (3, 273179036), (4, 204884277), (6, 136589518), (12, 68294759), (13, 63041316), (19, 43133532), (26, 31520658), (38, 21566766), (39, 21013772), (52, 15760329), (57, 14377844), (76, 10783383), (78, 10506886), (114, 7188922), (156, 5253443), (169, 4849332), (228, 3594461), (247, 3317964), (338, 2424666), (494, 1658982), (507, 1616444), (676, 1212333), (741, 1105988), (988, 829491), (1014, 808222), (1482, 552994), (2028, 404111), (2964, 276497), (3211, 255228), (6422, 127614), (9633, 85076), (12844, 63807), (19266, 42538), (21269, 38532)]