211314105

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{71}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 397725120

約数和(自身を除く): 186411015

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 59, 71, 95, 171, 177, 213, 285, 295, 355, 531, 639, 855, 885, 1065, 1121, 1349, 2655, 3195, 3363, 3481, 4047, 4189, 5605, 6745, 10089, 10443, 12141, 12567, 16815, 17405, 20235, 20945, 31329, 37701, 50445, 52215, 60705, 62835, 66139, 79591, 156645, 188505, 198417, 238773, 247151, 330695, 397955, 595251, 716319, 741453, 992085, 1193865, 1235755, 2224359, 2976255, 3581595, 3707265, 4695869, 11121795, 14087607, 23479345, 42262821, 70438035, 211314105]

約数ペア:

[(1, 211314105), (3, 70438035), (5, 42262821), (9, 23479345), (15, 14087607), (19, 11121795), (45, 4695869), (57, 3707265), (59, 3581595), (71, 2976255), (95, 2224359), (171, 1235755), (177, 1193865), (213, 992085), (285, 741453), (295, 716319), (355, 595251), (531, 397955), (639, 330695), (855, 247151), (885, 238773), (1065, 198417), (1121, 188505), (1349, 156645), (2655, 79591), (3195, 66139), (3363, 62835), (3481, 60705), (4047, 52215), (4189, 50445), (5605, 37701), (6745, 31329), (10089, 20945), (10443, 20235), (12141, 17405), (12567, 16815)]